这是一个基于HTML5的齿轮动画特效，我们将齿轮转动的物理学原理，转换为HTML5代码，在网页上实现了模拟齿轮转动的动画效果。该齿轮动画的最大特点是它由好多个齿轮组成，这对齿轮传动的算法要求就大大提高了，而且我们并没有用JavaScript，而是纯CSS3实现的。
HTML代码
XML/HTML Code复制内容到剪贴板 <div id="level"> <div id="content"> <div id="gears"> <div id="gears-static"></div> <div id="gear-system-1"> <div class="shadow" id="shadow15"></div> <div id="gear15"></div> <div class="shadow" id="shadow14"></div> <div id="gear14"></div> <div class="shadow" id="shadow13"></div> <div id="gear13"></div> </div> <div id="gear-system-2"> <div class="shadow" id="shadow10"></div> <div id="gear10"></div> <div class="shadow" id="shadow3"></div> <div id="gear3"></div> </div> <div id="gear-system-3"> <div class="shadow" id="shadow9"></div> <div id="gear9"></div> <div class="shadow" id="shadow7"></div> <div id="gear7"></div> </div> <div id="gear-system-4"> <div class="shadow" id="shadow6"></div> <div id="gear6"></div> <div id="gear4"></div> </div> <div id="gear-system-5"> <div class="shadow" id="shadow12"></div> <div id="gear12"></div> <div class="shadow" id="shadow11"></div> <div id="gear11"></div> <div class="shadow" id="shadow8"></div> <div id="gear8"></div> </div> <div class="shadow" id="shadow1"></div> <div id="gear1"></div> <div id="gear-system-6"> <div class="shadow" id="shadow5"></div> <div id="gear5"></div> <div id="gear2"></div> </div> <div class="shadow" id="shadowweight"></div> <div id="chain-circle"></div> <div id="chain"></div> <div id="weight"></div> </div> </div> </div>CSS代码
CSS Code复制内容到剪贴板 #level{ width:100%; height:1px; position:absolute; top:50%; } #content{ text-align:center; margin-top:-327px; } #gears{ width:478px; height:655px; position:relative; display:inline-block; vertical-align:middle; } #gears-static{ background:url(FgFnjks.png) no-repeat -363px -903px; width:329px; height:602px; position:absolute; bottombottom:5px; rightright:0px; opacity:0.4; } #title{ vertical-align:middle; color:#9EB7B5; width:43%; display:inline-block; } #title h1{ font-family: PTSansNarrowBold, sans-serif; font-size:3.6em; text-shadow:rgba(0, 0, 0, 0.36) 7px 7px 10px; } #title p{ font-family: sans-serif; font-size:1.2em; line-height:148%; text-shadow:rgba(0, 0, 0, 0.36) 1px 1px 0px; } .shadow{ -webkit-box-shadow: 4px 7px 25px 10px rgba(43, 36, 0, 0.36); -moz-box-shadow: 4px 7px 25px 10px rgba(43, 36, 0, 0.36); box-shadow: 4px 7px 25px 10px rgba(43, 36, 0, 0.36); } /*gear-system-1*/ #gear15{ background: url(FgFnjks.png) no-repeat 0 -993px; width: 321px; height: 321px; position:absolute; left:45px; top:179px; -webkit-animation: rotate-back 24000ms linear infinite; -moz-animation: rotate-back 24000ms linear infinite; -ms-animation: rotate-back 24000ms linear infinite; animation: rotate-back 24000ms linear infinite; } #shadow15{ width:306px; height:306px; -webkit-border-radius:153px; -moz-border-radius:153px; border-radius:153px; position:absolute; left:52px; top:186px; } #gear14{ background: url(FgFnjks.png) no-repeat 0 -856px; width: 87px; height: 87px; position:absolute; left:162px; top:296px; } #shadow14{ width:70px; height:70px; -webkit-border-radius:35px; -moz-border-radius:35px; border-radius:35px; position:absolute; left:171px; top:304px; } #gear13{ background: url(FgFnjks.png) no-repeat 0 -744px; width: 62px; height: 62px; position:absolute; left:174px; top:309px; -webkit-animation: rotate 8000ms linear infinite; -moz-animation: rotate 8000ms linear infinite; -ms-animation: rotate 8000ms linear infinite; animation: rotate 8000ms linear infinite; } #shadow13{ width:36px; height:36px; -webkit-border-radius:18px; -moz-border-radius:18px; border-radius:18px; position:absolute; left:187px; top:322px; } /*gear-system-2*/ #gear10{ background: url(FgFnjks.png) no-repeat 0 -184px; width: 122px; height: 122px; position:absolute; left:175px; top:0; -webkit-animation: rotate-back 8000ms linear infinite; -moz-animation: rotate-back 8000ms linear infinite; -ms-animation: rotate-back 8000ms linear infinite; animation: rotate-back 8000ms linear infinite; } #shadow10{ width:86px; height:86px; -webkit-border-radius:43px; -moz-border-radius:43px; border-radius:43px; position:absolute; left:193px; top:18px; } #gear3{ background: url(FgFnjks.png) no-repeat 0 -1493px; width: 85px; height: 84px; position:absolute; left:194px; top:19px; -webkit-animation: rotate 10000ms linear infinite; -moz-animation: rotate 10000ms linear infinite; -ms-animation: rotate 10000ms linear infinite; animation: rotate 10000ms linear infinite; } #shadow3{ width:60px; height:60px; -webkit-border-radius:30px; -moz-border-radius:30px; border-radius:30px; position:absolute; left:206px; top:31px; } /*gear-system-3*/ #gear9{ background: url(FgFnjks.png) no-repeat -371px -280px; width: 234px; height: 234px; position:absolute; left:197px; top:96px; -webkit-animation: rotate 12000ms linear infinite; -moz-animation: rotate 12000ms linear infinite; -ms-animation: rotate 12000ms linear infinite; animation: rotate 12000ms linear infinite; } #shadow9{ width:200px; height:200px; -webkit-border-radius:100px; -moz-border-radius:100px; border-radius:100px; position:absolute; left:214px; top:113px; } #gear7{ background: url(FgFnjks.png) no-repeat -371px 0; width: 108px; height: 108px; position:absolute; left:260px; top:159px; -webkit-animation: rotate-back 10000ms linear infinite; -moz-animation: rotate-back 10000ms linear infinite; -ms-animation: rotate-back 10000ms linear infinite; animation: rotate-back 10000ms linear infinite; } #shadow7{ width:76px; height:76px; -webkit-border-radius:38px; -moz-border-radius: 38px; border-radius: 38px; position:absolute; left:276px; top:175px; } /*gear-system-4*/ #gear6{ background: url(FgFnjks.png) no-repeat 0 -1931px; width: 134px; height: 134px; position:absolute; left:305px; bottombottom:212px; -webkit-animation: rotate-back 10000ms linear infinite; -moz-animation: rotate-back 10000ms linear infinite; -ms-animation: rotate-back 10000ms linear infinite; animation: rotate-back 10000ms linear infinite; } #shadow6{ width:98px; height:98px; -webkit-border-radius:49px; -moz-border-radius: 49px; border-radius: 49px; position:absolute; left:323px; bottombottom:230px; } #gear4{ background: url(FgFnjks.png) no-repeat 0 -1627px; width: 69px; height: 69px; position:absolute; left:337px; bottombottom:245px; -webkit-animation: rotate-back 10000ms linear infinite; -moz-animation: rotate-back 10000ms linear infinite; -ms-animation: rotate-back 10000ms linear infinite; animation: rotate-back 10000ms linear infinite; } /*gear-system-5*/ #gear12{ background: url(FgFnjks.png) no-repeat 0 -530px; width: 164px; height: 164px; position:absolute; left:208px; bottombottom:85px; -webkit-animation: rotate 8000ms linear infinite; -moz-animation: rotate 8000ms linear infinite; -ms-animation: rotate 8000ms linear infinite; animation: rotate 8000ms linear infinite; } #shadow12{ width:124px; height:124px; -webkit-border-radius:62px; -moz-border-radius:62px; border-radius:62px; position:absolute; left:225px; bottombottom:107px; } #gear11{ background: url(FgFnjks.png) no-repeat 0 -356px; width: 125px; height: 124px; position:absolute; left:228px; bottombottom:105px; -webkit-animation: rotate-back 10000ms linear infinite; -moz-animation: rotate-back 10000ms linear infinite; -ms-animation: rotate-back 10000ms linear infinite; animation: rotate-back 10000ms linear infinite; } #shadow11{ width:88px; height:88px; -webkit-border-radius:44px; -moz-border-radius:44px; border-radius:44px; position:absolute; left:247px; bottombottom:123px; } #gear8{ background: url(FgFnjks.png) no-repeat -371px -158px; width: 72px; height: 72px; position:absolute; left:254px; bottombottom:131px; -webkit-animation: rotate 6000ms linear infinite; -moz-animation: rotate 6000ms linear infinite; -ms-animation: rotate 6000ms linear infinite; animation: rotate 6000ms linear infinite; } #shadow8{ width:42px; height:42px; -webkit-border-radius:21px; -moz-border-radius: 21px; border-radius: 21px; position:absolute; left:269px; bottombottom:146px; } /*gear1*/ #gear1{ background: url(FgFnjks.png) no-repeat 0 0; width: 135px; height: 134px; position:absolute; left:83px; bottombottom:111px; -webkit-animation: rotate-back 10000ms linear infinite; -moz-animation: rotate-back 10000ms linear infinite; -ms-animation: rotate-back 10000ms linear infinite; animation: rotate-back 10000ms linear infinite; } #shadow1{ width:96px; height:96px; -webkit-border
